Answers

Excel only supports 15 significant digits. You may want to try casting the number to a decimal on the SSRS side and then wrapping that in a CSTR(), but you won't be able to ever work with it in Excel with more than 15 significant digits.

Excel only supports 15 significant digits. You may want to try casting the number to a decimal on the SSRS side and then wrapping that in a CSTR(), but you won't be able to ever work with it in Excel with more than 15 significant digits.